40205552 has 10 divisors (see below), whose sum is σ = 77898288. Its totient is φ = 20102768.

The previous prime is 40205551. The next prime is 40205563. The reversal of 40205552 is 25550204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40205551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1256408 + ... + 1256439.

Almost surely, 2^40205552 is an apocalyptic number.

It is an amenable number.

40205552 is a deficient number, since it is larger than the sum of its proper divisors (37692736).

40205552 is a wasteful number, since it uses less digits than its factorization.

40205552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2512855 (or 2512849 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 40205552 is about 6340.7848094696. The cubic root of 40205552 is about 342.5800036880.

Adding to 40205552 its reverse (25550204), we get a palindrome (65755756).

The spelling of 40205552 in words is "forty million, two hundred five thousand, five hundred fifty-two".